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Small Mersenne Prime Factors
Prime numbers of the form Mp= 2p − 1 are called Mersenne primes. For Mp to be prime, p must also be prime.
Any factor q of a Mersenne number 2p − 1 must be of the form 2kp + 1, where integer k ≥ 0. Furthermore, q must be 1 or 7 mod 8.
Exponent Prime Factor Digits Year
1330820573798492343910 ~2003
13309099071064727925711 ~2004
1330966811266193362310 ~2002
13310023671064801893711 ~2004
1331017283266203456710 ~2002
13310627511064850200911 ~2004
1331109623266221924710 ~2002
1331120243266224048710 ~2002
1331131559266226311910 ~2002
1331158151266231630310 ~2002
1331158271266231654310 ~2002
1331186953798712171910 ~2003
13312417991331241799111 ~2004
13313107073195145696911 ~2005
1331319299266263859910 ~2002
1331328059266265611910 ~2002
1331348857798809314310 ~2003
13313888293195333189711 ~2005
13313908031331390803111 ~2004
1331503021798901812710 ~2003
1331640239266328047910 ~2002
1331651459266330291910 ~2002
1331685203266337040710 ~2002
1331738459266347691910 ~2002
13317595093196222821711 ~2005
Exponent Prime Factor Digits Year
13317708773196250104911 ~2005
13318164111065453128911 ~2004
1331826313799095787910 ~2003
1331840831266368166310 ~2002
1331873843266374768710 ~2002
1331893859266378771910 ~2002
1331922491266384498310 ~2002
1331923319266384663910 ~2002
1331958731266391746310 ~2002
13319667191331966719111 ~2004
1331976599266395319910 ~2002
1332013583266402716710 ~2002
1332081251266416250310 ~2002
1332142577799285546310 ~2003
1332149243266429848710 ~2002
1332275137799365082310 ~2003
1332315599266463119910 ~2002
1332362861799417716710 ~2003
1332370439266474087910 ~2002
1332376693799426015910 ~2003
13324658634263890761711 ~2005
1332545003266509000710 ~2002
1332569039266513807910 ~2002
13325887213997766163111 ~2005
1332613703266522740710 ~2002
Exponent Prime Factor Digits Year
13326218471332621847111 ~2004
1332634333799580599910 ~2003
13326416933997925079111 ~2005
1332656603266531320710 ~2002
13326767814264565699311 ~2005
1332690743266538148710 ~2002
13327035912398866463911 ~2005
13327401171066192093711 ~2004
13327579992398964398311 ~2005
1332783971266556794310 ~2002
1332852611266570522310 ~2002
1332870971266574194310 ~2002
13328883711066310696911 ~2004
1332897743266579548710 ~2002
13329224392399260390311 ~2005
1332924179266584835910 ~2002
1332990251266598050310 ~2002
13330113732132818196911 ~2004
1333062683266612536710 ~2002
1333107551266621510310 ~2002
1333123577799874146310 ~2003
1333143431266628686310 ~2002
1333152311266630462310 ~2002
1333165103266633020710 ~2002
1333197683266639536710 ~2002
Exponent Prime Factor Digits Year
1333251757799951054310 ~2003
1333277303266655460710 ~2002
1333280183266656036710 ~2002
1333304183266660836710 ~2002
1333333679266666735910 ~2002
1333343579266668715910 ~2002
13333445871066675669711 ~2004
1333367663266673532710 ~2002
1333437251266687450310 ~2002
1333449059266689811910 ~2002
1333494781800096868710 ~2003
13335055311066804424911 ~2004
13335326772133652283311 ~2004
1333536161800121696710 ~2003
1333602503266720500710 ~2002
1333657739266731547910 ~2002
1333681103266736220710 ~2002
1333731901800239140710 ~2003
1333777283266755456710 ~2002
1333794239266758847910 ~2002
1333796423266759284710 ~2002
13338592791067087423311 ~2004
13339186332934620992711 ~2005
1333922123266784424710 ~2002
1333935973800361583910 ~2003
3572
GIMPS The Prime Pages FactorDb.com
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25-04-13